Impeta ya polyurethane irangwa no kurwanya kwambara, amavuta, aside na alkali, ozone, gusaza, ubushyuhe buke, kurira, ingaruka, nibindi. Impeta yo gufunga polyurethane ifite umutwaro munini ushyigikira kandi ikoreshwa cyane mubice bitandukanye. Mubyongeyeho, impeta yo gufunga impeta irwanya amavuta, hydrolysi ...
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